for issue #1423: changed literal string "OpenIdConnect" to constant string (#1424)

Co-authored-by: Jeremiah Flaga <j.flaga@arcanys.com>

src/Web/WebMVC/Controllers/AccountController.cs

@@ -10,7 +10,7 @@ using System.Threading.Tasks;
 
 namespace Microsoft.eShopOnContainers.WebMVC.Controllers
 {
-    [Authorize(AuthenticationSchemes = "OpenIdConnect")]
+    [Authorize(AuthenticationSchemes = OpenIdConnectDefaults.AuthenticationScheme)]
     public class AccountController : Controller
     {
         private readonly ILogger<AccountController> _logger;
@@ -20,7 +20,7 @@ namespace Microsoft.eShopOnContainers.WebMVC.Controllers
             _logger = logger ?? throw new ArgumentNullException(nameof(logger));
         }
 
-        [Authorize(AuthenticationSchemes = "OpenIdConnect")]
+        [Authorize(AuthenticationSchemes = OpenIdConnectDefaults.AuthenticationScheme)]
         public async Task<IActionResult> SignIn(string returnUrl)
         {
             var user = User as ClaimsPrincipal;

src/Web/WebMVC/Controllers/CampaignsController.cs

@@ -11,8 +11,9 @@ namespace Microsoft.eShopOnContainers.WebMVC.Controllers
     using System.Threading.Tasks;
     using ViewModels;
     using ViewModels.Pagination;
+    using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 
-    [Authorize(AuthenticationSchemes = "OpenIdConnect")]
+    [Authorize(AuthenticationSchemes = OpenIdConnectDefaults.AuthenticationScheme)]
     public class CampaignsController : Controller
     {
         private readonly ICampaignService _campaignService;

src/Web/WebMVC/Controllers/CartController.cs

@@ -1,3 +1,4 @@
+using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.eShopOnContainers.WebMVC.Services;
@@ -8,7 +9,7 @@ using System.Threading.Tasks;
 
 namespace Microsoft.eShopOnContainers.WebMVC.Controllers
 {
-    [Authorize(AuthenticationSchemes = "OpenIdConnect")]
+    [Authorize(AuthenticationSchemes = OpenIdConnectDefaults.AuthenticationScheme)]
     public class CartController : Controller
     {
         private readonly IBasketService _basketSvc;

src/Web/WebMVC/Controllers/OrderController.cs

@@ -1,3 +1,4 @@
+using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.eShopOnContainers.WebMVC.Services;
@@ -7,7 +8,7 @@ using System.Threading.Tasks;
 
 namespace Microsoft.eShopOnContainers.WebMVC.Controllers
 {
-    [Authorize(AuthenticationSchemes = "OpenIdConnect")]
+    [Authorize(AuthenticationSchemes = OpenIdConnectDefaults.AuthenticationScheme)]
     public class OrderController : Controller
     {
         private IOrderingService _orderSvc;

src/Web/WebMVC/Controllers/OrderManagementController.cs

@@ -7,10 +7,11 @@ using WebMVC.Services.ModelDTOs;
 using Microsoft.eShopOnContainers.WebMVC.Services;
 using Microsoft.eShopOnContainers.WebMVC.ViewModels;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 
 namespace WebMVC.Controllers
 {
-    [Authorize(AuthenticationSchemes = "OpenIdConnect")]
+    [Authorize(AuthenticationSchemes = OpenIdConnectDefaults.AuthenticationScheme)]
     public class OrderManagementController : Controller
     {
         private IOrderingService _orderSvc;